9 free tools
Unit Converters
Convert length, weight, temperature, area, volume, speed, file sizes, time zones and colors. Every tool runs in your browser, so nothing is uploaded.
- Length ConverterM → FTConvert between metric and imperial lengths, from micrometers to nautical miles.
- Weight ConverterKG → LBConvert between kilograms, pounds, ounces, stone, tonnes and more.
- Temperature Converter°C → °FConvert between Celsius, Fahrenheit, Kelvin and Rankine, with the formula shown for each conversion.
- Area ConverterM² → FT²Convert floor space, land and map areas between metric and imperial units.
- Volume ConverterL → GALConvert liquid and cooking volumes, including US and UK gallons, cups, tablespoons and teaspoons.
- Speed ConverterKM/H → MPHConvert between km/h, mph, meters per second, knots and more.
- File Size ConverterMB → GBConvert between bytes, kilobytes, megabytes, gigabytes and terabytes, in both decimal (1000) and binary (1024) units.
- Time Zone ConverterUTC → LOCALPick a time in one zone and see it in as many other zones as you like.
- Color ConverterHEX → RGBEnter a color in any format, including CSS names, to get every other format and its contrast against white and black.